Finding the Fourth Proportional to 149,023.08, 205,599.66 and 84,482.88
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Solution
The fourth proportional to 149,023.08, 205,599.66 and 84,482.88 is: 116,556.79
Step by Step Solution
- Step 1: Write the proportion equation
149,023.08 : 205,599.66 = 84,482.88 : x - Step 2: Convert to fraction form
149,023.08/205,599.66 = 84,482.88/x - Step 3: Cross multiply
149,023.08x = 205,599.66 × 84,482.88 - Step 4: Simplify right side
149,023.08x = 17,369,651,403.82 - Step 5: Solve for x
x = 17,369,651,403.82/149,023.08 - Step 6: Final answer
x = 116,556.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.